DE3445017C2 - - Google Patents
Info
- Publication number
- DE3445017C2 DE3445017C2 DE19843445017 DE3445017A DE3445017C2 DE 3445017 C2 DE3445017 C2 DE 3445017C2 DE 19843445017 DE19843445017 DE 19843445017 DE 3445017 A DE3445017 A DE 3445017A DE 3445017 C2 DE3445017 C2 DE 3445017C2
- Authority
- DE
- Germany
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired
Links
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01P—WAVEGUIDES; RESONATORS, LINES, OR OTHER DEVICES OF THE WAVEGUIDE TYPE
- H01P5/00—Coupling devices of the waveguide type
- H01P5/08—Coupling devices of the waveguide type for linking dissimilar lines or devices
- H01P5/10—Coupling devices of the waveguide type for linking dissimilar lines or devices for coupling balanced lines or devices with unbalanced lines or devices
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01P—WAVEGUIDES; RESONATORS, LINES, OR OTHER DEVICES OF THE WAVEGUIDE TYPE
- H01P5/00—Coupling devices of the waveguide type
- H01P5/02—Coupling devices of the waveguide type with invariable factor of coupling
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR8319923A FR2556508B1 (fr) | 1983-12-13 | 1983-12-13 | Symetriseur pour coupler une ligne dissymetrique a un element symetrique |
Publications (2)
Publication Number | Publication Date |
---|---|
DE3445017A1 DE3445017A1 (de) | 1985-06-27 |
DE3445017C2 true DE3445017C2 (fr) | 1987-04-02 |
Family
ID=9295116
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE19843445017 Granted DE3445017A1 (de) | 1983-12-13 | 1984-12-10 | Symmetriervorrichtung zum ankoppeln einer unsymmetrischen leitung an ein symmetrisches element |
Country Status (2)
Country | Link |
---|---|
DE (1) | DE3445017A1 (fr) |
FR (1) | FR2556508B1 (fr) |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4916410A (en) * | 1989-05-01 | 1990-04-10 | E-Systems, Inc. | Hybrid-balun for splitting/combining RF power |
FR2676878A1 (fr) * | 1991-05-24 | 1992-11-27 | Thomson Csf | Dispositif de couplage, en ondes decametriques, entre deux lignes dissymetriques et une ligne symetrique et station d'emission comportant au moins un tel dispositif. |
FR2711290B1 (fr) * | 1993-10-15 | 1995-12-15 | Thomson Csf | Ensemble de radiodiffusion comportant une antenne rotative à dipôles filaires et joint rotatif conçu pour cet ensemble. |
US5565881A (en) * | 1994-03-11 | 1996-10-15 | Motorola, Inc. | Balun apparatus including impedance transformer having transformation length |
GB9910246D0 (en) * | 1999-05-05 | 1999-06-30 | Asg Technology Limited | Concealed radio atenna system |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2018320A (en) * | 1932-06-29 | 1935-10-22 | Rca Corp | Radio frequency transmission line |
DE962715C (de) * | 1953-02-21 | 1957-04-25 | Pintsch Electro G M B H | Transformationsleitung mit stetig ortsabhaengigem Wellenwiderstand, insbesondere fuer Dezimeterwellen |
DE1007399B (de) * | 1956-01-18 | 1957-05-02 | Pintsch Electro Gmbh | Inhomogene Transformationsleitung |
DE1006915B (de) * | 1956-05-12 | 1957-04-25 | Grundig Max | Breitbandige Hochfrequenz-Transformationsleitung |
US3013226A (en) * | 1959-09-14 | 1961-12-12 | Collins Radio Co | Wideband tapered balun |
FR1432091A (fr) * | 1964-04-18 | 1966-03-18 | Tavkozlesi Ki | Transformateur de microondes à large bande |
US3418641A (en) * | 1964-10-29 | 1968-12-24 | Ibm | Electrical distribution system |
-
1983
- 1983-12-13 FR FR8319923A patent/FR2556508B1/fr not_active Expired
-
1984
- 1984-12-10 DE DE19843445017 patent/DE3445017A1/de active Granted
Also Published As
Publication number | Publication date |
---|---|
FR2556508B1 (fr) | 1987-12-18 |
FR2556508A1 (fr) | 1985-06-14 |
DE3445017A1 (de) | 1985-06-27 |
Similar Documents
Legal Events
Date | Code | Title | Description |
---|---|---|---|
OP8 | Request for examination as to paragraph 44 patent law | ||
D2 | Grant after examination | ||
8364 | No opposition during term of opposition | ||
8339 | Ceased/non-payment of the annual fee |